Linear Equations

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What is a linear equation?

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What does it mean for a linear equation to have one solution?

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A linear equation has one solution when the graph of the equation intersects the x-axis at exactly one point.

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What is an equivalent equation?

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An equivalent equation is an equation that has the same solution as the original equation, even if it is expressed in a different form.

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What does it mean for a linear equation to have no solution?

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A linear equation has no solution when the graph of the equation is parallel to the x-axis and never intersects it.

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x = 4/3.

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This equation has infinite solutions.

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x = 4.

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r = 3.

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